108401720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{7901}}^1$

素因数の和:7933

約数の個数: 64

約数和(自身を含む): 284472000

約数和(自身を除く): 176070280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 7901, 13720, 15802, 31604, 39505, 55307, 63208, 79010, 110614, 158020, 221228, 276535, 316040, 387149, 442456, 553070, 774298, 1106140, 1548596, 1935745, 2212280, 2710043, 3097192, 3871490, 5420086, 7742980, 10840172, 13550215, 15485960, 21680344, 27100430, 54200860, 108401720]

約数ペア:

[(1, 108401720), (2, 54200860), (4, 27100430), (5, 21680344), (7, 15485960), (8, 13550215), (10, 10840172), (14, 7742980), (20, 5420086), (28, 3871490), (35, 3097192), (40, 2710043), (49, 2212280), (56, 1935745), (70, 1548596), (98, 1106140), (140, 774298), (196, 553070), (245, 442456), (280, 387149), (343, 316040), (392, 276535), (490, 221228), (686, 158020), (980, 110614), (1372, 79010), (1715, 63208), (1960, 55307), (2744, 39505), (3430, 31604), (6860, 15802), (7901, 13720)]